

#import <Foundation/Foundation.h>

@interface NSDictionary (Category)


/**
 将 NSNull 类型数据转化为@""

 @param myDic 要转换的字典
 @return 转换后的字典
 */
+ (NSDictionary *)nullDic:(NSDictionary *)myDic;
/**
 将 json字符串转化为字典
 */
+ (NSDictionary *)dictionaryWithJsonString:(NSString *)jsonString;
@end
